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Pressure independent control valve Cocon QTR
PN 25, DN 40, External thread, 1,500 - 7,500 l/h, Kvs: 11.5

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Pressure independent control valve for dynamic hydronic balancing of heat exchangers, for example fan coils or air conditioning units and distribution pipes in heating and cooling systems with closed circuits. The valve combination consists of an automatically operating flow controller and a control valve and can be equipped with an actuator.
Two-way valve, with secured, lead sealable, infinitely adjustable flow limitation. Direct setting in m³ per hour. Readability of the set value independent of the handwheel position.
Valve body and wetted parts made of bronze, dezincification resistant brass, stainless steel, EPDM or PTFE. Maintenance-free spindle sealing. Supplied with two Classic measuring valves.
Cocon QTR are characterized by easy adjustability, compact dimensions and best control quality.



  • Main function: Pressure independent control valve
  • Medium: Water, Water-glycol mixture
  • Pressure rating: PN 25
  • Nominal size: DN 40
  • Connections: External thread
  • Connection size: G 1 3/4
  • Control range: 1,500 - 7,500 l/h
  • Differential pressure p1-p3: 20 - 400 kPa
  • Kvs: 11.5
  • Operating temperature: -10 - 120 °C
  • Max. differential pressure: 4 bar
  • Presetting: Yes
  • Presetting blockable: Yes, lead sealable
  • Presetting indicator: Yes
  • Shutoff: Yes
  • Measuring connection: Yes
  • Measuring valve: Classic
  • Measuring method: Differential pressure p1-p3
  • Body material: Brass
  • Type: Y-pattern
  • Connection actuator: Yes
  • Control stroke: 10 mm
  • Installation location: Supply or return
  • Insulation shell: No
Art.-Nr.: 1143272
EAN: 4026755521627
Manufacturer: Oventrop GmbH & Co. KG
Subject to technical changes
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Replaces

Cocon QTR Pressure independent control valve with external thread PN 16 DN 40, G 1 ¾, 1.5 - 7.5 m³/h, with two mounted Classic measuring valves, bronze
Item no. 1146172

Actuators

Aktor M Motorised actuator, modulating with 0 - 10 V or on/off control 24 V AC / DC, additionally also for floating operation, squeeze connection
Item no. 1158012
Aktor M Motorised actuator, modulating with 0 - 10 V or on/off control 24 V AC / DC, additionally with emergency control function, squeeze connection
Item no. 1158013
Aktor M Motorized actuator with Modbus RTU interface 24 V AC / DC, connection thread M 30 x 1.5, suitable for Cocon QTR/QFC DN 40 and DN 50
Item no. 1158014
Aktor M Motorised actuator, modulating with 0(2) - 10 V resp. 0(4) - 20 mA or on/off / floating control 24 V AC, normally opening
Item no. 1158021
Aktor M Electromotive actuator, modulating with 0(2) - 10 V resp. 0(4) - 20 mA or on/off / floating control 24 V AC, normally closing
Item no. 1158022

Dimensions

Dimensions of article

Length Width Height Weight
150,4 mm 126 mm 263 mm 6,21 kg

Packing units

Type Qty. Length Width Height Weight
Carton 1 410 mm 230 mm 155 mm 6,21 kg
Europallet 70 1200 mm 800 mm 1260 mm 457,91 kg

Images

Product images

  File size
1,06 MB
  Size
5464 px x 6302 px
  Properties
  •  Clear product picture
  •  Cutout
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  File size
1,21 MB
  Size
5464 px x 7718 px
  Properties
  •  Clear product picture
  •  Cutout
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ETIM

Klassifizierung
ETIM 7.0
Property Value
Material quality Bronze (Rg 5)
Suitable for glycol
Max. pressure difference 400
Volume flow 1.5 - 7.5
Suitable for liquids
Article compression class PN 25
Nominal inner diameter DN 40